Title:
DISPLAY LIGHT MEASURING DEVICE AND LIGHT MEASURING METHOD, DATA PROCESSING DEVICE, AND PROGRAM
Document Type and Number:
WIPO Patent Application WO/2023/149337
Kind Code:
A1
Abstract:
A display light measuring device (1) which does not have an anti-aliasing filter in a stage prior to an A/D converter (105b) comprises: a stimulus value acquiring means (4) for receiving light of a display and continuously acquiring an intensity corresponding to a stimulus value, with a predetermined sampling frequency; a setting means (5) for setting a frequency of interest that is an error factor in flicker measurement; a determining means (6) for determining the sampling frequency so as to be a natural number multiple of the set frequency of interest, said natural number being at least equal to two; and a flicker measuring means (7) for measuring flicker using data acquired by the stimulus value acquiring means (4).
Inventors:
MASUDA SATOSHI (JP)
Application Number:
PCT/JP2023/002447
Publication Date:
August 10, 2023
Filing Date:
January 26, 2023
Export Citation:
Assignee:
KONICA MINOLTA INC (JP)
International Classes:
G01J1/44; G01J11/00; G01M11/00; G01R29/00; G09F9/00
Domestic Patent References:
| WO2019069634A1 | 2019-04-11 | |||
| WO2006095743A1 | 2006-09-14 | |||
| WO2021246125A1 | 2021-12-09 | |||
| WO2019069633A1 | 2019-04-11 | |||
| WO2015186171A1 | 2015-12-10 |
Foreign References:
| JP2005221569A | 2005-08-18 | |||
| JPS60114727A | 1985-06-21 | |||
| JP2006287362A | 2006-10-19 |
Attorney, Agent or Firm:
TAKATA Kenichi (JP)
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